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Re: How to best pass on the context / wantarray?

by jdporter (Canon)
on Mar 26, 2006 at 23:32 UTC ( #539325=note: print w/ replies, xml ) Need Help??

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  1. or download this
    sub which_obj
{
    # examine the calling sub's 'wantarray':
    defined( (caller(1))[5] ) ? $_[0]->copy : $_[0]
}
  2. or download this
    sub foo
{
...
    my $obj = $self->which_obj;
    . . .
}

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